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A049259
Smallest nonnegative value taken on by 20x^2 - ny^2 for an infinite number of integer pairs (x, y).
0
4, 2, 5, 4, 0, 14, 5, 8, 11, 10, 4, 8, 7, 6, 5, 4, 3, 2, 1, 0, 20, 20, 5, 20, 20, 6, 5, 20, 20, 20, 4, 20, 3, 14, 5, 20, 20, 20, 5, 20, 4, 12, 5, 4, 0, 20, 5, 20, 19, 20, 5, 20, 3, 14, 5, 20, 20, 20, 1, 20, 4, 2, 17, 16, 15, 14, 5, 12, 11, 10, 4, 8, 7, 6, 5, 4, 3, 2, 1, 0, 20, 20, 5, 20, 20
OFFSET
1,1
CROSSREFS
Sequence in context: A371192 A163363 A065258 * A010647 A021239 A112963
KEYWORD
nonn
STATUS
approved